Encrypt an existing archive (including filenames)

File archiver with a high compression ratio.
More information: <https://www.7-zip.org>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

7z a {{path/to/encrypted.7z}} -p{{password}} -mhe=on {{path/to/archive.7z}}

click the source code to copy install 7z on any operating system with command-not-found.com